How is this distinguishable from spam? It's a random vendor sending you an RCS message. It's not the app serving ads, it's doing its job displaying the message.
Deleting the Messages app for this is the same as deleting your email client in a bid to reduce spam.
barbs
On closer inspection, I see what you mean. It's a spam message, not the app showing ads. Apologies for propagating the FUD
Deleting the Messages app for this is the same as deleting your email client in a bid to reduce spam.